Home ›

Download MySQL/Galera

MySQL/Galera Release 0.7.4

This is binary release of synchronous multi-master MySQL cluster using wsrep API and Galera synchronous replication engine. Requires libstdc++-4.1.1 or higher.

This is our production-oriented maintenance release. It has no single point of failure and supports adding nodes to live cluster. There are important configuration changes since previous releases. Don't forget to check README.

Binaries:

https://launchpad.net/codership-mysql/0.7/0.7.4

Source:

MySQL-wsrep: bzr branch lp:codership-mysql/0.7
Galera: galera-source-r0.7.4_2.tar.gz (GPLv3)

Changes

since 0.7.3:

  • Merged with MySQL 5.1.44
  • Local certification failures are now reported to client
  • Query Cache is now disabled by default
  • Transaction size is limited to maximum of 1GB transaction data
  • Charsets dir included in packages
  • Automatic retrying of autocommit queries is disabled by default
  • Bug fixes

since 0.7.2:

  • wsrep_cluster_address now can be set from mysql client, after mysqld start. That initiates connection to cluster.
  • preliminary support for LOAD DATA (LOCAL) INFILE for data sets < ~1Gb.
  • updated to MySQL-5.1.43.
  • RPM and DEB packages (thanks to VPS).
  • Numerous bugfixes.

since 0.7.1:

  • node join operation could lead to crash, if joining node were connected before the DB state transfer to joining node had started. Fixed.
  • loading a large mysql dump file could lead to out of memory situation if it contained LOCK statements and wsrep_convert_LOCK_to_trx was set to 1. Now by default wsrep_convert_LOCK_to_trx is set to 0.
  • faster failed node detection.
  • updated to MySQL-5.1.42

since 0.7.0:

  • a number of bugs pertaining to DDL/DML concurrency was fixed
  • updated to MySQL-5.1.41

since 0.7pre:

  • fully distributed group communication with no SPOF.

since 0.6:

  • adding and dropping nodes in active cluster.
  • mysqldump based DB state snapshot transfer
  • merge with MySQL 5.1.41
  • status variables (SHOW STATUS LIKE 'wsrep%')